BioAcoustica is a free, open repository of wildlife sound recordings from the Natural History Museum, London.
Taxonomic index of the BioAcoustica collection
Acoustic and biological measurements in the BioAcoustica collection
Recording annotations from ann-o-mate
The specimens that recordings are of, from the collections
Where the specimens that recordings are of were collected, not where the sound was recorded
| Naskrecki, Piotr; Guta, Ricardo (2019). Katydids (Orthoptera: Tettigoniidae) of Gorongosa National Park and Central Mozambique. Zootaxa, 4682(1): 1 - 119. |
The call of D. grandis is in the form of a series of individual syllables, spaced by at least 30 s of silence syllables; mean syllable duration is 0.042857 s (SD=0.00221, n=14); the peak frequency of the call is 22.8–36.9 kHz (Figs. 50G–I).
...and by the unique structure of the exceptionally wide stridulatory file (file 1.8 mm long, 0.47 mm wide, with 88 widely lamelliform teeth (Fig. 29C).